CAD circuitry, which one would you recommend?

Question

Electronics

I am a second-year student, I have not dealt with such systems for circuitry yet.
What would you recommend to get started? Well, or what opportunities do these programs have in general?

Answer 1

Proteus
https://www.labcenter.com/

Answer 2

Qucs, for example.
Visual design of circuits (principal), block diagrams, boards and microcircuits, building 3D models of boards, plotting graphs.